Refactor password sync integration tests

sync/internal_api/sync_encryption_handler_impl.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sync/internal_api/sync_encryption_handler_impl.h"
 
 #include <queue>
 #include <string>
 
 #include "base/base64.h"
@@ skipping 326 matching lines @@
     return;
   }
 
   Cryptographer* cryptographer =
       &UnlockVaultMutable(trans.GetWrappedTrans())->cryptographer;
 
   // Once we've migrated to keystore, the only way to set a passphrase for
   // encryption is to set a custom passphrase.
   if (IsNigoriMigratedToKeystore(node.GetNigoriSpecifics())) {
     if (!is_explicit) {
-      DCHECK(cryptographer->is_ready());
       // The user is setting a new implicit passphrase. At this point we don't
       // care, so drop it on the floor. This is safe because if we have a
       // migrated nigori node, then we don't need to create an initial
       // encryption key.
       LOG(WARNING) << "Ignoring new implicit passphrase. Keystore migration "
                    << "already performed.";
       return;
     }
     // Will fail if we already have an explicit passphrase or we have pending
     // keys.
@@ skipping 1284 matching lines @@
 
 base::Time SyncEncryptionHandlerImpl::GetExplicitPassphraseTime() const {
   if (passphrase_type_ == FROZEN_IMPLICIT_PASSPHRASE)
     return migration_time();
   else if (passphrase_type_ == CUSTOM_PASSPHRASE)
     return custom_passphrase_time();
   return base::Time();
 }
 
 }  // namespace browser_sync